/Engine/Plugins/Online/OnlineSubsystem/Source/Public/OnlineSubsystemTypes.h
Parse an array of strings in the format (Key=Value) into an array of pairs of those keys and values
void ParseOnlineSubsystemConfigPairs ( [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FString](API\Runtime\Core\Containers\FString) > InEntries, [TArray](API\Runtime\Core\Containers\TArray)< TPair< [FString](API\Runtime\Core\Containers\FString), [FString](API\Runtime\Core\Containers\FString) >> & OutPairs )